APA (7th ed.) Citation

Johnston, R. J., Gregory, D., & Smith, D. M. (1994). The Dictionary of human geography (Third edition, revised and updated.). Blackwell Reference.

Chicago Style (17th ed.) Citation

Johnston, R. J., Derek Gregory, and David M. Smith. The Dictionary of Human Geography. Third edition, revised and updated. Oxford, UK ; Cambridge, Mass., USA: Blackwell Reference, 1994.

MLA (9th ed.) Citation

Johnston, R. J., et al. The Dictionary of Human Geography. Third edition, revised and updated. Blackwell Reference, 1994.